Recent posts tagged databases

1

Standard Videos for Databases
$\textbf{Contents}$ $\textbf{Syllabus:}$ ... in Videos Video link from GO Youtube channel Normalization - 1NF, 2NF, 3NF and 4NF GO Videos Topics to be Covered:

posted Oct 7, 2019 in Study Materials Lakshman Patel RJIT 173 views

2

Help needed on Recurrence and DBMS Normalization
Hi, The motive of this post is to seek help on $2$ separate topics: normalization in DBMS and solving recurrence equations. The below points will highlight my situation. I have followed NPTEL lectures for studying DBMS. But, when ... lists down the steps required in solving problems on these topics, and willing to share it, I would be grateful.

This is not a programing website :) But let me help you. you can redirect from your html to php page by meta tag in head <meta http-equiv="refresh" content="0; url=http://your.com/index.php" />

posted Jan 29, 2019 in Others zeeshanmohnavi 669 views

3

Databases- GO Classroom
For this course we will be using the LAB exercises given here which are from Silberschatz book. Solutions to Practice Exercises of Silberschatz book. Day Date Contents Slides Assignments 1 Oct 7 Introduction to Databases- topics to be ... participation minimal normalisation satisfied- 2NF because a table formed from an entity with composite key may have a partial dependency

if you solve this you will get XY' + Y'Z + XY (this can be simplified to X + Y'Z) with min terms as (1,4,5,6,7) and option A has the same min terms so option A is equivalent to XY' + Y'Z + XY Ans (A)

posted Nov 7, 2018 in Databases Manoja Rajalakshmi A 507 views

4

Important Questions in Databases
Important Questions http://gateoverflow.in/questions/database-management?sort=featured More Questions Normalization Questions from ETH Zurich Questions on File Indexing

Choose the correct alternatives (more than one may be correct) and write the corresponding letters only: (v). Start and stop bits do not contain any 'information' but are used in serial communication Error detection Error correction Synchronization Slowing down the communications

posted Dec 28, 2016 in Databases Arjun 3,206 views

5

Shortest way to find minimal cover
Split the fd's such that rhs contains single attribute. Find the redundant fd's and remove redundant ones. Find the redundant attributes on lhs and remove them.like AB->C ,A can be deleted if closure of B contains A

posted Jul 28, 2015 in Databases Rohan Ghosh 606 views

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